Sciota Road Section -- Fort Cassin Fm. Fig 3 (Ordovician of the United States)

Where: New York (43.6° N, 73.3° W: paleocoordinates 30.9° S, 61.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Fort Cassin Formation, Arenig (478.6 - 466.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; lithified, shelly/skeletal packstone and lithified, intraclastic, shelly/skeletal grainstone

• Deposited in subtidal shelf setting between normal and storm wave bases.

Size class: macrofossils

Reposited in the AMNH, CM, MCZ, NYSM

Collection methods: bulk,

Primary reference: K.D. Brett and S.R. Westrop. 1996. Trilobites of the Lower Ordovician (Ibexian) For Cassin Formation, Champlain Valley Region, New York State and Vermont. Journal of Paleontology 70(3):408-427 [S. Peters/S. Peters]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 55243: authorized by Shanan Peters, entered by Shanan Peters on 30.09.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Proetida - Dimeropygidae
Ischyrotoma sp. Raymond 1925 trilobite
 Proetida - Bathyuridae
Acidiphorus sp. Raymond 1925 trilobite
Acidiphorus whittingtoni Brett and Westrop 1996 trilobite
Bathyurellus platypus Fortey 1979 trilobite
 Asaphida - Asaphidae
Isoteloides canalis Whitfield 1886 trilobite
Isoteloides peri Fortey 1979 trilobite
 Asaphida - Remopleurididae
Robergiella cf. brevilingua Fortey 1980 trilobite